AI Applied Software Engineer (Backend)

Backbase; Kraków; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Bonus on top of base salary

Referral bonus

Training budget & promotion path

Hybrid work model (2 days in office)

Mac hardware and equipment

Job summary

Backbase in Kraków is seeking an experienced Backend Engineer to strengthen our team building AI-assisted engineering tools and a digital banking platform.

You will own backend features, collaborate across squads, and contribute to end-to-end delivery in a Scrum setup with two-week sprints and monthly releases.

Hybrid work two days per week in Kraków, strong English, and a passion for scalable banking solutions are key.

Qualifications

• Experience with Java, Spring, Maven, CI/CD and microservices.
• Knowledge of relational databases and cloud environments.
• Strong English communication and stakeholder collaboration.
• Experience in banking/fintech is a plus.

Responsibilities

• Contribute to new and existing backend features and POCs.
• Own components and align with architecture and best practices.
• Collaborate with architects, QA, and teammates across the sprint cycle.
• Work in Scrum with two-week sprints and monthly releases.

Skills

Java

Spring

Microservices

Cloud

Relational databases

Security & performance

Enterprise Integration Patterns

Full-stack development

Maven

CI/CD

Netflix OSS

Tools

Maven

CI/CD

Netflix OSS

Job description

The job in short We are looking for an experienced Backend Engineer to strengthen our team that will leverage AI-assisted engineering tools to accelerate development across the stack in the future. As an Engineer you will join a Product team in our Business Banking value stream within the R&D department and you will focus on creating a solution that allows banks to seamlessly service customers and employees by crafting memorable and engaging banking experiences. By joining Business Banking Tribe in Poland you will have the opportunity to work on Entitlements which provide a set of web journeys designed to control user access and limit what financial institution employees and customers can do with the resources they have access to. Positive Pay, a fraud prevention service enables bank customers to set multiple ACH rules for their accounts and forbid transactions that do not comply with the defined rules. And many more capabilities designed and built in Krakow.

Meet the job: As part of the team, you will contribute to new and existing functionalities, proof of concepts, and technical improvements that will be implemented in the Digital Banking Platform. While your core strength lies in backend architecture, we operate with a modern full-stack mindset enhanced by AI tools. You should be comfortable touching - or excited to grow into - frontend components, leveraging AI coding assistants and modern workflows to navigate the full product delivery cycle.

Your autonomous team is responsible for the entire software development life cycle for the digital banking product suite: from idea to release. You are expected to take ownership of what you build and proactively collaborate with architects, QA engineers and other team members to ensure implementation is done according to our technical vision and best practices. Our squads follow Scrum with two-week sprints, delivering product increment in monthly releases.

How about you?

• You have a solid background in software development including design;
• You live in Kraków or nearby area and you are willing to work in a hybrid way - two times per week from the office;
• You are able to communicate clearly and confidently across all levels to get buy-ins from technical stakeholders as well as from your team members;
• Experience in the banking domain or fintech products will be considered an advantage;
• You have excellent communication skills in English, spoken and written;
• You have experience with Java, Spring, Maven, CI and CD;
• You have experience with microservices (Netflix OSS is a plus);
• Cloud and traditional application servers (WebSphere, JBoss, ...);
• Knowledgeable of relational databases;
• You have experience with non-functionals such as security, performance, scalability etc.;
• You have a solid understanding of Enterprise Integration Patterns.
• Being a Full Stack developer is a huge advantage;

What do we offer?

• A bonus on top of your base salary;
• Referral bonus;
• Time for self-development, training budget and a clear promotion path;
• Work-life balance, flexible working hours;
• Hardware (Mac) and all the needed equipment;
• Integration events (both online and offline).

At Backbase, we recognise the importance of a diverse workforce and belonging. As part of our commitment to a more inclusive environment, we gather some demographic questions during the recruitment process.

Any demographic questions asked during the application process are voluntary and will not influence hiring decisions. Your responses are completely anonymous and solely used for internal diversity initiatives. Backbase is an equal opportunity employer and does not discriminate.

If you have any concerns or questions regarding the collection and use of demographic information, please feel free to contact our Human Resources department.